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Kazakhstan is the largest landlocked country in the world by land area.
Find the area of the sector of a circle with radius 14 cm and central angle 90°.
The circumference of a circle is 44 cm. What is its radius? (Use π = 22/7)
The area of a sector of a circle is 144π cm², and the radius of the circle is 24 cm. Find the angle of the sector in radians.
The wheel of a car made 300 rotations. How much distance did the car travel if the diameter of the wheel is 28 inches? (1 inch = 2.54cm)
A circular racing track has been developed in a field. If the difference between the outer circumference and the inner circumference of the racing track...
The circumference of the circle is 198 cm while the length of the rectangle is 12 cm more than the radius of the circle. Find the perimeter of the recta...